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Q33454029-9732FE58-F422-48BF-8B88-F137FB3FCDFB
Q33454029-9732FE58-F422-48BF-8B88-F137FB3FCDFB
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http://www.wikidata.org/entity/statement/Q33454029-9732FE58-F422-48BF-8B88-F137FB3FCDFB
Air density 2.7 billion years ago limited to less than twice modern levels by fossil raindrop imprints.
P2860
Q33454029-9732FE58-F422-48BF-8B88-F137FB3FCDFB
BestRank
Statement
http://www.wikidata.org/entity/statement/Q33454029-9732FE58-F422-48BF-8B88-F137FB3FCDFB
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f81254bc777449751e9cdcbda6c771c0c35857c2
P2860
Theoretical constraints on oxygen and carbon dioxide concentrations in the Precambrian atmosphere.